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MIDAS 4, 192

Orbit data source: Space-Track

MIDAS 4, 192 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Sat, 21 Oct 1961 UTC via an ATLAS AGENA B launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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https://www.satcat.com/sats-embedded/192?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

192, 1961-028A

Orbit

LEO

Country

Related business

United States Space Force (US)

Manufacturer

LMSC

Mission

Spacecraft

Bus & Motor

MIDAS, Unknown motor

Mass

~1,540 kg wet, 840 kg dry

Launch date (UTC)

1961-10-21 (65 years ago)

Launch vehicle

ATLAS AGENA B

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

CONE, 1.1 m

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 MIDAS 4
1 00192U 61028A   26315.80434216 -.00000014  00000-0 -47476-2 0  9991
2 00192  95.8645 254.6767 0134681 182.8815 177.1271  8.67767924 60967

Epoch: 2026-11-11T19:18Z

TLE epoch observation values (Epoch: 2026-11-11T19:18:15.162Z)

Latitude

0.00003°

Longitude

-85.83341°

Altitude

3,761.647 km

Speed

6.228 km/s

True Right ascension

16h 58m 42s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

03:44:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

3,757.488 km

Perigee altitude

3,488.101 km

Semi-major axis

10,000.931 km

Eccentricity

0.01347

Inclination

95.8645°

RAAN

254.6767°

Arg. of periapsis

182.8815°

True anomaly

177.20317°

Mean anomaly

177.1271°

Eccentric anomaly

177.16526°

Mean motion

2.17011 °/min

Orbital period

165.89 mins

BSTAR

-0.0047476

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Other satellites on launch #28 in the year 1961 (1961-10-21 UTC)

MIDAS 4 DEB (NOSECONE), 193 (Decayed)

MIDAS 4 DEB, 23933

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MIDAS 4 Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
25 mins	2026-11-12 07:19:06.328Z	36.243° NE	2026-11-12 07:28:06.328Z	90.136° ESE	48.095°	2026-11-12 07:44:06.328Z	159.631° S
32 mins	2026-11-12 09:55:06.328Z	3.006° NNE	2026-11-12 10:11:06.328Z	294.532° NW	52.342°	2026-11-12 10:27:06.328Z	226.078° WSW
11 mins	2026-11-12 12:42:06.328Z	347.161° N	2026-11-12 12:47:06.328Z	329.784° NNW	13.227°	2026-11-12 12:53:06.328Z	308.871° NW
28 mins	2026-11-12 17:37:06.328Z	103.265° ESE	2026-11-12 17:50:06.328Z	54.739° ENE	32.068°	2026-11-12 18:05:06.328Z	359.454° N
36 mins	2026-11-12 20:13:06.328Z	172.581° S	2026-11-12 20:31:06.328Z	270.252° WNW	80.397°	2026-11-12 20:49:06.328Z	349.639° N
21 mins	2026-11-12 23:08:06.328Z	254.05° W	2026-11-12 23:18:06.328Z	288.958° WNW	18.126°	2026-11-12 23:29:06.328Z	327.102° NNW
16 mins	2026-11-13 05:26:06.328Z	41.165° NE	2026-11-13 05:33:06.328Z	66.08° ENE	14.562°	2026-11-13 05:42:06.328Z	98.29° ESE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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Check out MIDAS 4, 192 on other resources

View MIDAS 4, 192 on NASA - NSSDCA Website

View MIDAS 4, 192 on Heavens-Above

View MIDAS 4, 192 on Keep Track

View MIDAS 4, 192 on Celestrak

View MIDAS 4, 192 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

MIDAS 4, 192

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-11-11T19:18:15.162Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #28 in the year 1961 (1961-10-21 UTC)

MIDAS 4 Visibility forecast

Co-orbital & Co-planar RSOs

Check out MIDAS 4, 192 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago